Description

Copper Tungstate is an inorganic compound with the chemical formula CuWO₄. This material is valued for its unique functional properties, including catalytic activity and potential in optoelectronic applications. It serves as a critical precursor or functional component for researchers and manufacturers in the fields of heterogeneous catalysis, ceramic pigments, and advanced material science.

Application

• Catalyst Development: Used as a catalyst or catalyst support in various chemical synthesis and oxidation reactions.
• Electrode Material: Investigated for use in electrochemical devices, including sensors and energy storage systems.
• Ceramic Pigments & Glazes: Imparts specific colors and properties in specialty ceramics and glass formulations.
• Photocatalysis: Studied for applications in photocatalytic water splitting and degradation of organic pollutants under light irradiation.
• Solid-State Physics Research: Serves as a model compound for studying magnetic and electronic properties in wolframite-type structures.
• Radiation Shielding: Potential component in composites for X-ray and γ-ray shielding due to the high density of tungsten.
• Gas Sensing: Used in the development of semiconductor-based gas sensors for detecting specific analytes.
• Luminescent Materials: Acts as a host lattice for activator ions in phosphors for lighting and display technologies.

Basic Information

Product Name	Copper Tungstate
CAS No.	13587-35-4
Molecular Formula	CuWO₄
Molecular Weight	311.38 g/mol
Synonyms	Cupric Tungstate; Copper(II) Tungstate; Copper Wolframate; CuWO₄; Tungstic Acid, Copper Salt; Copper(2+) Tungstate; Wolframato de Cobre (Spanish); Kupferwolframat (German)
EINECS	237-043-6

Quality Control

Our Copper Tungstate is manufactured under controlled conditions to ensure batch-to-batch consistency and high purity. Quality is verified through a suite of analytical techniques, including X-ray diffraction (XRD) for phase identification and inductively coupled plasma (ICP) analysis for elemental composition. A Certificate of Analysis (COA) detailing specific lot results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong acids and strong reducing agents.

Specification

Item	Specification
Appearance	Greenish-brown to black powder
Identification (XRD)	Complies with CuWO₄ reference pattern
Assay (CuWO₄)	≥ 98.0 %
Particle Size (D50)	< 10 µm (or as specified)
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.